import { Parent } from "unist";
import { Graph } from "graphlib";
/**
 * Transforms a GEDCOM AST into a [Graphlib](https://github.com/dagrejs/graphlib)
 * Graph object.
 *
 * @param root - Parsed GEDCOM content
 * @returns graphviz Graph object
 */
export declare function toGraphlib(root: Parent): Graph;